the bigbattle between nikki happened during auditions in charlotte, north carolina. according to tmz, it started when the divas disagreed over a contestant's performance. prosecutors ended the auditions so the two judges could cool down. fox's paul milican has more. >> i love it here. >> charlotte has been fun. >> it was all smiles as the four american idol judges arrived wednesday. this after day one of auditions ended on a low note. we know emotions were running high and headlines, but does that indicate how dedicated you guys are to helping out? >> how passionate everybody is. >> tuesday night, celebrity site, tmz, posted a clip of new judge, nikki manage lashing out at mariah carey at the judge's table. >> we had an intense and heated moment on the judge's panel. nikki and mariah, they had dialogue together. the producers decided to call it a day, when we had a few more contestants left. we have very, very strong, very opinionated judges on this panel. >> sources with the show say emotional judges are nothing new. and both women agree, they are now invested in th